P4
From Wikipedia, the free encyclopedia
- P4
- Period 4 of the periodic table
- An allotrope of phosphorus
- biosafety level 4, microbiology laboratory safety procedures to handle level-4 pathogens
- P4 Paragliding pilot rating from the United States Hang Gliding Association (USHGA)
- P4 Trans-Pacific Strategic Economic Partnership, a free trade agreement between Brunei, Chile, New Zealand, and Singapore
- Boeing XP-4, a prototype bi-plane fighter used by the United States Army Air Corps
- P4 Radio Hele Norge (PFI), a Norwegian radio company
- Kanal 24 (Kanal 4), which acquired the Norwegian P4 channel from PFI.
- P4 in Automobiles
- 1967 Ferrari 330 P4
- Peugeot P4, a 4-wheel-drive unarmoured light vehicle used by the Military of France
- Rover P4, a series of British cars of the 50s and 60s
- P4 in Computers
- Intel Pentium 4, a 7th generation processor design
- Intel 80486 architecture, a 4th generation processor design
- Perforce, revision control system
- Symmetry class ("wallpaper group") p4
- P4 in Model Railways